<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <div id="app">
        {{message}}
        <h2>{{friend.name}}{{friend.qq}}</h2>
        <ul>
            <li>{{arr[0]}}</li>
            <li>{{arr[1]}}</li>
            <li>{{arr[2]}}</li>
        </ul>
    </div>
    <!-- 开发环境版本，包含了有帮助的命令行警告 -->
    <script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
    <script>
        var app = new Vue({
            el: "#app",
            data: {
                message: "你好,小黑!",
                friend:{
                    name:'zhoujiao',
                    qq:"1143728529",
                    gerden:"女"
                },
                arr:["北京","上海","海南"]
            }
        })
    </script>
</body>

</html>